﻿var delta = 0.15
var collection;
function floaters() {
    this.items = [];
    this.addItem = function (id, x, y, content) {
        document.write('<DIV id=' + id + ' style="Z-INDEX: 10; POSITION: absolute;  width:80px; height:60px;left:' + (typeof (x) == 'string' ? eval(x) : x) + ';top:' + (typeof (y) == 'string' ? eval(y) : y) + '">' + content + '</DIV>');

        var newItem = {};
        newItem.object = document.getElementById(id);
        newItem.x = x;
        newItem.y = y;

        this.items[this.items.length] = newItem;
    }
    this.play = function () {
        collection = this.items
        setInterval('play()', 10);
    }
}
function play() {
    if (screen.width <= 800) {
        for (var i = 0; i < collection.length; i++) {
            collection.object.style.display = 'none';
        }
        return;
    }
    for (var i = 0; i < collection.length; i++) {
        var followObj = collection.object;
        var followObj_x = (typeof (collection.x) == 'string' ? eval(collection.x) : collection.x);
        var followObj_y = (typeof (collection.y) == 'string' ? eval(collection.y) : collection.y);

        if (followObj.offsetLeft != (document.body.scrollLeft + followObj_x)) {
            var dx = (document.body.scrollLeft + followObj_x - followObj.offsetLeft) * delta;
            dx = (dx > 0 ? 1 : -1) * Math.ceil(Math.abs(dx));
            followObj.style.left = followObj.offsetLeft + dx;
        }

        if (followObj.offsetTop != (document.body.scrollTop + followObj_y)) {
            var dy = (document.body.scrollTop + followObj_y - followObj.offsetTop) * delta;
            dy = (dy > 0 ? 1 : -1) * Math.ceil(Math.abs(dy));
            followObj.style.top = followObj.offsetTop + dy;
        }
        followObj.style.display = '';
    }
}

var theFloaters = new floaters();
theFloaters.addItem('followDiv1', 'document.body.clientWidth-106', 80, '<a href=http://web.114.com.cn target=_blank><img src=http://www.blueidea.com/gg/zzy/web.gif border=0></a><br><br><a href=http://www.now.net.cn/ target=_blank><img src=http://www.blueidea.com/gg/now/now2.gif width=100 height=100 border=0></a>');
theFloaters.addItem('followDiv2', 6, 80, '<a href=http://web.114.com.cn target=_blank><img src=http://www.blueidea.com/gg/zzy/web.gif border=0></a><br><br><a href=http://www.idc2008.com/index5.htm target=_blank><img src=http://www.blueidea.com/gg/idc2008/idc2008.gif width=100 height=100 border=0></a>');
theFloaters.play();